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   TROUBLESHOOTING 

 
If the unit malfunctions, check out the following before calling for service. 
 

Malfunction Check/Remedy 

If nothing operates even 
when switched on 

 

There is a power failure. 

 

The fuse is blown or the circuit breaker is inactivated. 

 

The unit is not connected to the power supply. 

When unit does not get 
cold enough

 

 

A large amount of items or warm product was put in the unit. 

 

The machinery section is not well ventilated. 

 

The unit is in direct sunlight. 

 

The door is frequently opened. 

The alarm device is 
activated

 

 

The fuse is blown or the circuit breaker is inactivated. 

 

The power cord is not plugged in. 

 

The circuit breaker is inactivated or the voltage is abnormally low. 

 

The door is not securely closed. 

 

The door is opened for over 3 minutes while adding or removing 

items. 

 

There is a frequent or a great quantity change in the items inside the 

unit. 

The alarm device does not 
function when the alarm 
test switch is pressed. 

 

The nickel-cadmium batteries are not completely charged.    If so, run 

the unit for about 3 hours, and check again. 

 

If only the buzzer or only the alarm lamp functions when the alarm 

test switch is pressed, the one that does not function should be 
replaced. 

The temperature recorder 
does not function properly. 

 

The quartz motor rotation check gear does not turn. 

        a) A battery is not installed. 
        b) The battery was run down. 
        c) The tape sealing of the battery was not removed. 

 

The recording paper does not advance. 

        a) The marking cartridge is not properly installed. 
        b) The recording paper is caught on the sprocket. 
        c) The used recording paper compartment is filled. 
        d) The recording paper is not folded properly. 

 

The temperature is not recorded 

    a) The lid closed tightly. 

The unit is noisy. 

 

The floor is not sturdy. 

 

The unit is not set up securely. 

 

The back of the unit is against a wall. 

 

There is something like a container behind the unit. 

Note: 

If the malfunction is not eliminated after checking the above items, or the malfunction is not shown in the 
above table, contact our sales representative or agent. 

 

Содержание MBR-506D Series

Страница 1: ...ries Please read the operating instructions carefully before using this product and keep the operating instructions for future use See page 28 for all model numbers Operating Instructions Blood Bank R...

Страница 2: ...14 OPERATION CONTROL P 15 REMOTE ALARM TERMINAL P 15 TEMPERATURE RECORDER Usage of temperature recorder P 16 Setting of temperature recorder P 16 ROUTINE MAINTENANCE Cleaning of cabinet P 18 Cleaning...

Страница 3: ...d to change without notice due to the improvement of performance or functions Contact our sales representative or agent if any page of the operating instructions is lost or page order is incorrect Con...

Страница 4: ...t in a hazard to personnel possibly resulting in serious injury or death CAUTION Failure to observe CAUTION signs could result in injury to personnel and damage to the unit and associated property Sym...

Страница 5: ...wer supply outlet is not grounded it will be necessary to install a ground by qualified engineers Never ground the unit through a gas pipe water main telephone line or lightning rod Such grounding may...

Страница 6: ...al operation may cause electric shock or fire When removing the plug from the power supply outlet grip the power supply plug not the cord Pulling the cord may result in electric shock or fire by short...

Страница 7: ...turning off of power switch The stored items may be damaged due to the change of setting Be careful not to tip over the unit during movement to prevent damage or injury Prepare a safety check sheet wh...

Страница 8: ...8 REFRIGERATOR COMPONENTS 1 18 9 17 19 15 10 14 11 3 4 5 6 7 8 2 16 12 13...

Страница 9: ...clockwise through 180 degree to lock the door 9 Inner doors Inner door is provided for each shelf These doors can keep the temperature rise in minimum when the door is opened 10 Control panel See pag...

Страница 10: ...TEMPERATURE This thermometer indicates the chamber temperature Since the cooling and heating are repeated to keep constant chamber temperature the digital indication goes up or down around 4 o C 8 Do...

Страница 11: ...e condition may cause vibration or noise WARNING Install the unit on a sturdy floor If the floor is not strong enough or the installation site is not adequate this may result in injury from the unit f...

Страница 12: ...eveling feet Extend the leveling feet by rotating them counterclockwise to contact them to the floor Ensure the unit is level See Fig 1 3 Fixing the unit Two hooks are attached to the rear of the cabi...

Страница 13: ...cable can be led through the access port on the cabinet After installation a rubber cap should be used to seal the access port Failure to do this can affect the temperature uniformity inside the cabin...

Страница 14: ...o minimize the temperature rise NOTICE Door alarm by opening and closing the door 1 When the door is opened and remains open for less than 3 minutes and items are removed or replaced gradually the ala...

Страница 15: ...alarm switch to on again Protective circuit If the temperature controller malfunctions or if the chamber temperature falls or rises the unit is designed so that the chamber temperature will be control...

Страница 16: ...les is higher than the upper limit or lower than the lower limit the alarm device will be activated Setting of temperature recorder As shown in the Fig 1 pull the knob on the upper part of the tempera...

Страница 17: ...tlet If not all of the recording paper has been fed into the used recording paper compartment send all the recording paper in the compartment first turning the gear Battery change To change the batter...

Страница 18: ...irty clean them with a diluted neutral dishwashing detergent Undiluted detergent can damage the plastic components For the dilution refer to the instruction of the detergent After the cleaning with th...

Страница 19: ...Fig 1 2 Remove the light cover from the clip It can be removed with the socket 3 Separating the rubber cap from the cover lead the taking out of the light Fig 2 4 Replace a new light in the cover and...

Страница 20: ...rm test switch is pressed The nickel cadmium batteries are not completely charged If so run the unit for about 3 hours and check again If only the buzzer or only the alarm lamp functions when the alar...

Страница 21: ...panel by using a screw driver 3 Pull out the control panel and then remove 2 screws mounting the warning device to the panel see Fig 3 4 Detach 2 connectors from the warning device Remove 4 screws fix...

Страница 22: ...ersonnel Always remove doors to prevent accidents such as suffocation Recycle of battery The unit contains a rechargeable battery The battery is recyclable At the end of its useful life check with you...

Страница 23: ...the chemical involved German Entsorgung von Altger ten und Batterien Nur f r die Europ ische Union und L nder mit Recyclingsystemen Dieses Symbol auf den Produkten der Verpackung und oder den Begleitd...

Страница 24: ...r sur les piles pictogramme du bas Si ce pictogramme est combin avec un symbole chimique il r pond galement aux exigences pos es par la Directive relative au produit chimique concern Spanish Eliminaci...

Страница 25: ...Neste caso estar em conformidade com o estabelecido na Diretiva referente aos produtos qu micos em causa Italian Smaltimento di vecchie apparecchiature e batterie usate Solo per Unione Europea e Nazi...

Страница 26: ...l Onderstaand symbool Dit symbool kan in combinatie met een chemisch symbool gebruikt worden In dit geval volstaan de eisen die zijn vastgesteld in de richtlijnen van de desbetreffende chemische stof...

Страница 27: ...or Fin and tube type Forced air circulation Refrigerant R 134a Defrosting Forced type Fully automatic Heater for chamber 56 W Temperature control Microprocessor control system Temperature alarm Nickel...

Страница 28: ...ture recorder accuracy 1 o C 2 o C to 8 o C Alarm duration 9 hours for power failure Noise level 50 dB A scale Maximum pressure 1270 kPa Rated voltage alternate current 110 V 115 V 220 V 220 V 230 V 2...

Страница 29: ...Contamination of the unit Unit interior No contamination Yes No Decontaminated Yes No Contaminated Yes No Others 3 Instructions for safe repair maintenance disposal of the unit a The unit is safe to...

Страница 30: ......

Страница 31: ......

Страница 32: ...Printed in Japan LDCL037800 0 S0418 0 1 1 1 Sakada Oizumi machi Ora gun Gunma 370 0596 Japan PHC Corporation 2018...

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